IT1023232B - Sistema di comunicazioni a piucanali - Google Patents

Sistema di comunicazioni a piucanali

Info

Publication number
IT1023232B
IT1023232B IT54012/74A IT5401274A IT1023232B IT 1023232 B IT1023232 B IT 1023232B IT 54012/74 A IT54012/74 A IT 54012/74A IT 5401274 A IT5401274 A IT 5401274A IT 1023232 B IT1023232 B IT 1023232B
Authority
IT
Italy
Prior art keywords
piucanali
communications
Prior art date
Application number
IT54012/74A
Other languages
English (en)
Original Assignee
Raytheon Co
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Raytheon Co filed Critical Raytheon Co
Application granted granted Critical
Publication of IT1023232B publication Critical patent/IT1023232B/it

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04J—MULTIPLEX COMMUNICATION
    • H04J3/00—Time-division multiplex systems
    • H04J3/02—Details
    • H04J3/12—Arrangements providing for calling or supervisory signals
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04J—MULTIPLEX COMMUNICATION
    • H04J3/00—Time-division multiplex systems
    • H04J3/02—Details
    • H04J3/08—Intermediate station arrangements, e.g. for branching, for tapping-off
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04J—MULTIPLEX COMMUNICATION
    • H04J9/00—Multiplex systems in which each channel is represented by a different type of modulation of the carrier

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Digital Transmission Methods That Use Modulated Carrier Waves (AREA)
IT54012/74A 1973-12-03 1974-11-12 Sistema di comunicazioni a piucanali IT1023232B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US05/421,013 US3939407A (en) 1973-12-03 1973-12-03 Plural channel communications system

Publications (1)

Publication Number Publication Date
IT1023232B true IT1023232B (it) 1978-05-10

Family

ID=23668827

Family Applications (1)

Application Number Title Priority Date Filing Date
IT54012/74A IT1023232B (it) 1973-12-03 1974-11-12 Sistema di comunicazioni a piucanali

Country Status (6)

Country Link
US (1) US3939407A (it)
JP (1) JPS5087518A (it)
CA (1) CA1026878A (it)
DE (1) DE2457131C3 (it)
GB (1) GB1450350A (it)
IT (1) IT1023232B (it)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS587946A (ja) * 1981-07-07 1983-01-17 Nec Corp 時分割多方向多重通信網における打合せ電話信号伝送方式
CA1275515C (en) * 1986-05-19 1990-10-23 Hideaki Itoh System for transmitting auxiliary signal in a multiplex communication system

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3160812A (en) * 1961-11-09 1964-12-08 Scantlin Electronics Inc Composite transmission system utilizing phase shift and amplitude modulation
GB1114717A (en) * 1964-05-29 1968-05-22 Tokyo Shibaura Electric Co Television sound broadcasting systems
JPS5237183B2 (it) * 1971-09-13 1977-09-20
US3773979A (en) * 1972-03-30 1973-11-20 Digital Com Inc Multiplexed video and subcarrier microwave communications system

Also Published As

Publication number Publication date
DE2457131C3 (de) 1980-11-13
JPS5087518A (it) 1975-07-14
DE2457131B2 (de) 1980-03-27
US3939407A (en) 1976-02-17
CA1026878A (en) 1978-02-21
DE2457131A1 (de) 1975-06-12
GB1450350A (en) 1976-09-22

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